18571952

素因数分解:

$2^4\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2099}}^1$

素因数の和:2193

約数の個数: 40

約数和(自身を含む): 41664000

約数和(自身を除く): 23092048

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 79, 112, 158, 316, 553, 632, 1106, 1264, 2099, 2212, 4198, 4424, 8396, 8848, 14693, 16792, 29386, 33584, 58772, 117544, 165821, 235088, 331642, 663284, 1160747, 1326568, 2321494, 2653136, 4642988, 9285976, 18571952]

約数ペア:

[(1, 18571952), (2, 9285976), (4, 4642988), (7, 2653136), (8, 2321494), (14, 1326568), (16, 1160747), (28, 663284), (56, 331642), (79, 235088), (112, 165821), (158, 117544), (316, 58772), (553, 33584), (632, 29386), (1106, 16792), (1264, 14693), (2099, 8848), (2212, 8396), (4198, 4424)]